48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
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// for click-to-copy
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$(function() {
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function styleCodeBlock() {
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$('.highlight>pre').hover(function() {
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if ($(this).parent().hasClass("linenodiv")) return;
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$(this).attr('click-to-copy', 'click to copy...');
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});
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$('.highlight>pre').mouseup(function(){
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if ($(this).parent().hasClass("linenodiv")) return;
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$(this).attr('click-to-copy', 'click to copy...');
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var selectionText = getSelectionText();
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if (selectionText.trim().length > 0) return;
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var result = copyClipboard(this);
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if (result) {
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$(this).attr('click-to-copy', 'copied!');
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}
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});
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}
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function getSelectionText() {
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var text = "";
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if (window.getSelection) {
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text = window.getSelection().toString();
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} else if (document.selection && document.selection.type != "Control") {
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text = document.selection.createRange().text;
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}
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return text;
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}
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function copyClipboard(selector) {
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var body = document.body;
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if(!body) return false;
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var $target = $(selector);
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if ($target.length === 0) { return false; }
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var text = $target.text();
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var textarea = document.createElement('textarea');
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textarea.value = text;
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document.body.appendChild(textarea);
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textarea.select();
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var result = document.execCommand('copy');
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document.body.removeChild(textarea);
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return result;
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}
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styleCodeBlock();
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});
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